package com.example.weixintest;

import android.content.Context;
import android.os.Bundle;

import androidx.fragment.app.Fragment;
import androidx.recyclerview.widget.DividerItemDecoration;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import java.util.ArrayList;
import java.util.List;

/**
 * A simple {@link Fragment} subclass.
 * Use the {@link FriendFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
public class FriendFragment extends Fragment {

    private RecyclerView recyclerView;
    private List<String> mList = new ArrayList<>();
    private Context context;
    private ExpandAdapter expandAdapter;

    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;

    public FriendFragment() {
        // Required empty public constructor
    }

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment FriendFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static FriendFragment newInstance(String param1, String param2) {
        FriendFragment fragment = new FriendFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        View view= inflater.inflate(R.layout.fragment_friend, container, false);

        recyclerView = view.findViewById(R.id.rcv_expand_contract);
        initexpandData();
        initView();

        return view;
    }

    private void initexpandData(){
        mList.add("你妈妈");
        mList.add("你爸爸");
        mList.add("你爷爷");
        mList.add("你奶奶");
        mList.add("你哥哥");
        mList.add("你姐姐");
        mList.add("你老师");
        mList.add("你同学");
        mList.add("你姑姑");
        mList.add("你姑父");
        mList.add("你姨妈");
        mList.add("你姨父");
    }

    private void initView(){
        context=this.getActivity();
        expandAdapter = new ExpandAdapter(context,mList);

        LinearLayoutManager manager=new LinearLayoutManager(context);
        manager.setOrientation(LinearLayoutManager.VERTICAL);

        recyclerView.setAdapter(expandAdapter);
        recyclerView.setLayoutManager(manager);
        recyclerView.setHasFixedSize(true);
        recyclerView.addItemDecoration(new DividerItemDecoration(context, DividerItemDecoration.VERTICAL));
    }
}